nratio_v1

//+---------------------------------------------------------------------+
//|                                                          NRatio.mq5 | 
//|                                              Copyright © 2006, Rosh | 
//|                                     http://konkop.narod.ru/nrma.htm | 
//+---------------------------------------------------------------------+ 
//| Äëÿ ðàáîòû  èíäèêàòîðà  ñëåäóåò  ïîëîæèòü ôàéë SmoothAlgorithms.mqh |
//| â ïàïêó (äèðåêòîðèþ): êàòàëîã_äàííûõ_òåðìèíàëà\\MQL5\Include        |
//+---------------------------------------------------------------------+
#property copyright "Copyright © 2006, Rosh"
#property link "http://konkop.narod.ru/nrma.htm"
//---- íîìåð âåðñèè èíäèêàòîðà
#property version   "1.01"
//--- îòðèñîâêà èíäèêàòîðà â îòäåëüíîì îêíå
#property indicator_separate_window
//---- êîëè÷åñòâî èíäèêàòîðíûõ áóôåðîâ
#property indicator_buffers 1 
//---- èñïîëüçîâàíî âñåãî îäíî ãðàôè÷åñêîå ïîñòðîåíèå
#property indicator_plots   1
//+----------------------------------------------+
//| Ïàðàìåòðû îòîáðàæåíèÿ ãîðèçîíòàëüíûõ óðîâíåé |
//+----------------------------------------------+
#property indicator_level1 80.0
#property indicator_level2 50.0
#property indicator_level3 20.0
#property indicator_levelcolor clrBlue
#property indicator_levelstyle STYLE_DASHDOTDOT
//+----------------------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà              |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà â âèäå ëèíèè
#property indicator_type1   DRAW_LINE
//---- â êà÷åñòâå öâåòà ëèíèè èíäèêàòîðà èñïîëüçîâàí MediumOrchid öâåò
#property indicator_color1 clrMediumOrchid
//---- ëèíèÿ èíäèêàòîðà - íåïðåðûâíàÿ êðèâàÿ
#property indicator_style1  STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 2
#property indicator_width1  2
//---- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1  "NRatio"

//+----------------------------------------------+
//|  Îïèñàíèå êëàññà CXMA                        |
//+----------------------------------------------+
#include <SmoothAlgorithms.mqh> 
//+----------------------------------------------+

//---- îáúÿâëåíèå ïåðåìåííûõ êëàññà CXMA èç ôàéëà SmoothAlgorithms.mqh
CXMA XMA1;
//+----------------------------------------------+
//|  îáúÿâëåíèå ïåðå÷èñëåíèé                     |
//+----------------------------------------------+
enum Applied_price_ //Òèï êîíñòàíòû
  {
   PRICE_CLOSE_ = 1,     //close
   PRICE_OPEN_,          //Open
   PRICE_HIGH_,          //High
   PRICE_LOW_,           //Low
   PRICE_MEDIAN_,        //Median Price (HL/2)
   PRICE_TYPICAL_,       //Typical Price (HLC/3)
   PRICE_WEIGHTED_,      //Weighted Close (HLCC/4)
   PRICE_SIMPL_,         //Simpl Price (OC/2)
   PRICE_QUARTER_,       //Quarted Price (HLOC/4) 
   PRICE_TRENDFOLLOW0_,  //TrendFollow_1 Price 
   PRICE_TRENDFOLLOW1_,  //TrendFollow_2 Price
   PRICE_DEMARK_         //Demark Price
  };
//+----------------------------------------------+
//|  îáúÿâëåíèå ïåðå÷èñëåíèé                     |
//+----------------------------------------------+
/*enum Smooth_Method - ïåðå÷èñëåíèå îáúÿâëåíî â ôàéëå SmoothAlgorithms.mqh
  {
   MODE_SMA_,  //SMA
   MODE_EMA_,  //EMA
   MODE_SMMA_, //SMMA
   MODE_LWMA_, //LWMA
   MODE_JJMA,  //JJMA
   MODE_JurX,  //JurX
   MODE_ParMA, //ParMA
   MODE_T3,    //T3
   MODE_VIDYA, //VIDYA
   MODE_AMA,   //AMA
  }; */
//+----------------------------------------------+
//|  ÂÕÎÄÍÛÅ ÏÀÐÀÌÅÒÐÛ ÈÍÄÈÊÀÒÎÐÀ                |
//+----------------------------------------------+
input Smooth_Method XMA_Method=MODE_SMA; //ìåòîä óñðåäíåíèÿ
input int XLength=3; //ãëóáèíà ñãëàæèâàíèÿ                    
input int XPhase=15; //ïàðàìåòð ñãëàæèâàíèÿ,
                     //äëÿ JJMA èçìåíÿþùèéñÿ â ïðåäåëàõ -100 ... +100, âëèÿåò íà êà÷åñòâî ïåðåõîäíîãî ïðîöåññà;
// Äëÿ VIDIA ýòî ïåðèîä CMO, äëÿ AMA ýòî ïåðèîä ìåäëåííîé ñêîëüçÿùåé
input Applied_price_ IPC=PRICE_CLOSE;//öåíîâàÿ êîíñòàíòà
input double Kf=1;
input double Fast=2;
input double Sharp=2;
input int    Shift=0; // ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ
//+----------------------------------------------+

//---- îáúÿâëåíèå äèíàìè÷åñêîãî ìàññèâà, êîòîðûé áóäåò â 
// äàëüíåéøåì èñïîëüçîâàí â êà÷åñòâå èíäèêàòîðíîãî áóôåðà
double IndBuffer[];

//---- Îáúÿâëåíèå ïåðåìåííîé çíà÷åíèÿ âåðòèêàëüíîãî ñäâèãà ìóâèíãà
double dF;
//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ íà÷àëà îòñ÷¸òà äàííûõ
int min_rates_total;
//+------------------------------------------------------------------+   
//| Custom indicator initialization function                         | 
//+------------------------------------------------------------------+ 
void OnInit()
  {
//---- Èíèöèàëèçàöèÿ ïåðåìåííûõ íà÷àëà îòñ÷¸òà äàííûõ
   min_rates_total=XMA1.GetStartBars(XMA_Method,XLength,XPhase)+1;
//---- óñòàíîâêà àëåðòîâ íà íåäîïóñòèìûå çíà÷åíèÿ âíåøíèõ ïåðåìåííûõ
   XMA1.XMALengthCheck("XLength",XLength);
   XMA1.XMAPhaseCheck("XPhase",XPhase,XMA_Method);
//---- Èíèöèàëèçàöèÿ êîíñòàíò
   dF=2.0/(1.0+Fast);

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,IndBuffer,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 1 ïî ãîðèçîíòàëè
   PlotIndexSetInteger(0,PLOT_SHIFT,Shift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);
//---- óñòàíîâêà çíà÷åíèé èíäèêàòîðà, êîòîðûå íå áóäóò âèäèìû íà ãðàôèêå
   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0);

//---- èíèöèàëèçàöèè ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname;
   string Smooth1=XMA1.GetString_MA_Method(XMA_Method);
   StringConcatenate(shortname,"NRatio(",XLength,", ",Smooth1,")");
//--- ñîçäàíèå èìåíè äëÿ îòîáðàæåíèÿ â îòäåëüíîì ïîäîêíå è âî âñïëûâàþùåé ïîäñêàçêå
   IndicatorSetString(INDICATOR_SHORTNAME,shortname);

//--- îïðåäåëåíèå òî÷íîñòè îòîáðàæåíèÿ çíà÷åíèé èíäèêàòîðà
   IndicatorSetInteger(INDICATOR_DIGITS,0);
//---- çàâåðøåíèå èíèöèàëèçàöèè
  }
//+------------------------------------------------------------------+ 
//| Custom indicator iteration function                              | 
//+------------------------------------------------------------------+ 
int OnCalculate(
                const int rates_total,    // êîëè÷åñòâî èñòîðèè â áàðàõ íà òåêóùåì òèêå
                const int prev_calculated,// êîëè÷åñòâî èñòîðèè â áàðàõ íà ïðåäûäóùåì òèêå
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[]
                )
  {
//---- ïðîâåðêà êîëè÷åñòâà áàðîâ íà äîñòàòî÷íîñòü äëÿ ðàñ÷¸òà
   if(rates_total<min_rates_total) return(0);

//---- Îáúÿâëåíèå ïåðåìåííûõ ñ ïëàâàþùåé òî÷êîé  
   double price,NRTR0,LPrice,HPrice,Oscil,xOscil;
   static double NRTR1;
//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ è ïîëó÷åíèå óæå ïîñ÷èòàííûõ áàðîâ
   int first,bar,Trend0;
   static int Trend1;

//---- ðàñ÷¸ò ñòàðòîâîãî íîìåðà first äëÿ öèêëà ïåðåñ÷¸òà áàðîâ
   if(prev_calculated>rates_total || prev_calculated<=0) // ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷¸òà èíäèêàòîðà
     {
      first=1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà âñåõ áàðîâ
      bar=first-1;
      price=PriceSeries(IPC,bar,open,low,high,close);
      if(close[first]>open[first])
        {
         Trend1=+1;
         NRTR1=NormalizeDouble(price*(1.0-Kf*0.01),_Digits);
        }
      else
        {
         Trend1=-1;
         NRTR1=NormalizeDouble(price*(1.0+Kf*0.01),_Digits);
        }
     }
   else first=prev_calculated-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà íîâûõ áàðîâ

//---- Îñíîâíîé öèêë ðàñ÷¸òà èíäèêàòîðà
   for(bar=first; bar<rates_total && !IsStopped(); bar++)
     {
      //---- Âûçîâ ôóíêöèè PriceSeries äëÿ ïîëó÷åíèÿ âõîäíîé öåíû price
      price=PriceSeries(IPC,bar,open,low,high,close);
      NRTR0=NRTR1;
      Trend0=Trend1;

      if(Trend1>=0)
        {
         if(price<NRTR1)
           {
            Trend0=-1;
            NRTR0=NormalizeDouble(price*(1.0+Kf*0.01),_Digits);
           }
         else
           {
            Trend0=+1;
            LPrice=NormalizeDouble(price*(1.0-Kf*0.01),_Digits);
            if(LPrice>NRTR1) NRTR0=LPrice;
            else NRTR0=NRTR1;
           }
        }

      if(Trend1<=0)
        {
         if(price>NRTR1)
           {
            Trend0=+1;
            NRTR0=NormalizeDouble(price*(1.0-Kf*0.01),_Digits);
           }
         else
           {
            Trend0=-1;
            HPrice=NormalizeDouble(price*(1.0+Kf*0.01),_Digits);
            if(HPrice<NRTR1) NRTR0=HPrice;
            else NRTR0=NRTR1;
           }
        }

      Oscil=(100.0*MathAbs(price-NRTR0)/price)/Kf;
      xOscil=XMA1.XMASeries(1,prev_calculated,rates_total,XMA_Method,XPhase,XLength,Oscil,bar,false);
      IndBuffer[bar]=100*MathPow(xOscil,Sharp);
      if(bar<rates_total-1)
        {
         Trend1=Trend0;
         NRTR1=NRTR0;
        }
     }
//----     
   return(rates_total);
  }
//+------------------------------------------------------------------+